Commit 434d2312 authored Sep 03, 2020 by Paul Barker Committed by David S. Miller Sep 03, 2020

net: dsa: b53: Print err message on SW_RST timeout



This allows us to differentiate between the possible failure modes of
b53_switch_reset() by looking at the dmesg output.

Signed-off-by: Paul Barker <pbarker@konsulko.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 3b33438c

drivers/net/dsa/b53/b53_common.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -765,9 +765,12 @@ static int b53_switch_reset(struct b53_device *dev)
		usleep_range(1000, 2000);
		} while (timeout-- > 0);

		if (timeout == 0)
		if (timeout == 0) {
		dev_err(dev->dev,
		"Timeout waiting for SW_RST to clear!\n");
		return -ETIMEDOUT;
		}
		}

		b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, &mgmt);

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